Humdinger — ORC Rating

GPH

746.2

OSN

722.6

LOA

9.19 m

Displacement

4245 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5972

Medium

0.8212

High

0.9962

Triple Offshore

Low

0.7718

Medium

1.0254

High

1.1898

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.01 m
Draft: 1.66 m
Displacement: 4245 kg
Crew weight: 513 kg
Wetted surface: 20.94 m²

Sails

Mainsail: 18.06 m²
Genoa: 24.99 m²
Spinnaker: 57.07 m²
Asymmetric spinnaker: 51.11 m²

Design

Type: Astove 30
Designer: Lavranos
Year built: 1993

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,44.5,3.757446,52,4.16,60,4.44,75,4.7,90,4.69,110,4.72,120,4.59,135,4.19,148,3.679037,150,3.6
8,42.8,4.415794,52,4.94,60,5.24,75,5.53,90,5.63,110,5.72,120,5.57,135,5.12,150,4.55,152,4.462326
10,42.5,4.937084,52,5.57,60,5.91,75,6.15,90,6.33,110,6.38,120,6.3,135,5.96,150,5.34,154.3,5.149393
12,43.3,5.482481,52,6.05,60,6.29,75,6.47,90,6.68,110,6.72,120,6.66,135,6.46,150,6.05,157.6,5.743359
14,42.2,5.817998,52,6.34,60,6.52,75,6.68,90,6.93,110,7.02,120,6.95,135,6.75,150,6.47,176.6,5.930439
16,40.6,5.979417,52,6.52,60,6.69,75,6.87,90,7.08,110,7.34,120,7.25,135,7.03,150,6.75,180,6.37
20,40,6.083198,52,6.65,60,6.87,75,7.22,90,7.32,110,7.85,120,7.9,135,7.66,150,7.29,180,6.91

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.16	4.44	4.7	4.69	4.72	4.59	4.19	3.6
8	4.94	5.24	5.53	5.63	5.72	5.57	5.12	4.55
10	5.57	5.91	6.15	6.33	6.38	6.3	5.96	5.34
12	6.05	6.29	6.47	6.68	6.72	6.66	6.46	6.05
14	6.34	6.52	6.68	6.93	7.02	6.95	6.75	6.47
16	6.52	6.69	6.87	7.08	7.34	7.25	7.03	6.75
20	6.65	6.87	7.22	7.32	7.85	7.9	7.66	7.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.5°	2.68	148°	3.12
8	42.8°	3.24	152°	3.94
10	42.5°	3.64	154.3°	4.64
12	43.3°	3.99	157.6°	5.31
14	42.2°	4.31	176.6°	5.92
16	40.6°	4.54	180°	6.37
20	40°	4.66	180°	6.91

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